Mailing Address 131 OYSTER POINT BLVD., SUITE 600 SOUTH SAN FRANCISCO CA 94080
Business Address 131 OYSTER POINT BLVD., SUITE 600 SOUTH SAN FRANCISCO CA 94080 415-231-5660
Alector, Inc. CIK#: 0001653087 (see all company filings)

SIC: 2836 - BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES)
State location: CA | Fiscal Year End: 1231
formerly: Alector LLC (filings through 2015-09-16)
(CF Office: 03 Life Sciences)
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Items 1 - 40  0001653087 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0000950170-25-046756 (34 Act)  Size: 150 KB
2025-03-28 001-38792
25785889
8-K  Documents   Interactive Data Current report, item 2.05
Acc-no: 0001193125-25-050448 (34 Act)  Size: 149 KB
2025-03-10 001-38792
25722350
S-8  Documents Securities to be offered to employees in employee benefit plans
Acc-no: 0000950170-25-027781 (33 Act)  Size: 640 KB
2025-02-26 333-285274
25670381
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-25-027758 (34 Act)  Size: 24 MB
2025-02-26 001-38792
25670254
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-25-027734 (34 Act)  Size: 318 KB
2025-02-26 001-38792
25670094
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0000950170-25-003811 (34 Act)  Size: 149 KB
2025-01-10 001-38792
25520492
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-126367 (34 Act)  Size: 86 KB
2024-12-06 005-90858
241533343
8-K  Documents   Interactive Data Current report, items 2.05, 7.01, and 9.01
Acc-no: 0000950170-24-130564 (34 Act)  Size: 228 KB
2024-11-25 001-38792
241495966
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, 7.01, and 9.01
Acc-no: 0000950170-24-127056 (34 Act)  Size: 181 KB
2024-11-14 001-38792
241462188
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001193125-24-256187 (34 Act)  Size: 175 KB
2024-11-12 005-90858
241450623
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000895421-24-000553 (34 Act)  Size: 12 KB
2024-11-07 005-90858
241434299
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-122328 (34 Act)  Size: 5 MB
2024-11-06 001-38792
241431149
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-24-122296 (34 Act)  Size: 293 KB
2024-11-06 001-38792
241431003
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-092814 (34 Act)  Size: 5 MB
2024-08-07 001-38792
241183965
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-24-092779 (34 Act)  Size: 318 KB
2024-08-07 001-38792
241183747
8-K  Documents   Interactive Data Current report, item 5.07
Acc-no: 0000950170-24-072512 (34 Act)  Size: 161 KB
2024-06-12 001-38792
241038966
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-055682 (34 Act)  Size: 4 MB
2024-05-08 001-38792
24926298
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-24-055652 (34 Act)  Size: 285 KB
2024-05-08 001-38792
24926100
ARS  Documents Annual Report to Security Holders
Acc-no: 0000950170-24-048267 (34 Act)  Size: 2 MB
2024-04-25 001-38792
24876130
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0000950170-24-048266 (34 Act)  Size: 135 KB
2024-04-25 001-38792
24876127
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000950170-24-048264 (34 Act)  Size: 9 MB
2024-04-25 001-38792
24876043
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0001193125-24-073821 (34 Act)  Size: 149 KB
2024-03-21 001-38792
24771222
S-8  Documents Securities to be offered to employees in employee benefit plans
Acc-no: 0000950170-24-021270 (33 Act)  Size: 346 KB
2024-02-27 333-277407
24687678
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-24-021183 (34 Act)  Size: 13 MB
2024-02-27 001-38792
24687037
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-24-021133 (34 Act)  Size: 317 KB
2024-02-27 001-38792
24686770
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-020219 (34 Act)  Size: 13 KB
2024-02-13 005-90858
24627497
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000895421-24-000182 (34 Act)  Size: 12 KB
2024-02-12 005-90858
24617820
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001193125-24-030176 (34 Act)  Size: 175 KB
2024-02-09 005-90858
24615757
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000315066-24-000980 (34 Act)  Size: 8 KB
2024-02-09 005-90858
24611391
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000950170-24-012943 (34 Act)  Size: 74 KB
2024-02-08 005-90858
24610691
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001086364-24-002352 (34 Act)  Size: 13 KB
2024-01-24 005-90858
24555919
8-K  Documents   Interactive Data Current report, items 1.01, 8.01, and 9.01
Acc-no: 0001193125-24-010647 (34 Act)  Size: 420 KB
2024-01-19 001-38792
24543659
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001193125-24-010640 (33 Act)  Size: 574 KB
2024-01-19 333-270126
24543647
8-K  Documents   Interactive Data Current report, item 2.02
Acc-no: 0001193125-24-008551 (34 Act)  Size: 146 KB
2024-01-16 001-38792
24535168
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001193125-24-008547 (33 Act)  Size: 577 KB
2024-01-16 333-270126
24535128
8-K  Documents   Interactive Data Current report, items 1.01 and 9.01
Acc-no: 0001193125-23-272546 (34 Act)  Size: 445 KB
2023-11-07 001-38792
231384969
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001193125-23-272541 (33 Act)  Size: 322 KB
2023-11-07 333-270126
231384943
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-23-060270 (34 Act)  Size: 6 MB
2023-11-07 001-38792
231384106
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-23-060244 (34 Act)  Size: 332 KB
2023-11-07 001-38792
231383794
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000315066-23-002708 (34 Act)  Size: 8 KB
2023-10-13 005-90858
231325081